Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rhinobuilders1989.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 01:37:22 UTC · ↺ Refresh
MX Hostnames
- SMTP.GOOGLE.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 172.104.9.14 ↩ 172-104-9-14.ip.linodeusercontent.com
Mail Server IPs
- 172.253.139.27 ↩ yuiadsk-in-f27.1e100.net
- 172.253.139.26 ↩ yuiadsk-in-f26.1e100.net
- 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
- 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c27::1b ↩ yuiadsk-in-f27.1e100.net
- 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.net
- 2607:f8b0:4004:c27::1a ↩ yuiadsk-in-f26.1e100.net
SOA Record
Raw SOA
ns1.node27.myfcloudnw.com vps\.monitoring.fastcomet.com 2026012901 3600 1800 1209600 86400
Primary NS (mname)
ns1.node27.myfcloudnw.com
Admin Email (rname)
vps\@monitoring.fastcomet.com
Serial
2026012901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.node27.myfcloudnw.com
ns1.node27.myfcloudnw.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:172.104.9.14 +include:_spf.google.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], mailto:[email protected]; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
default._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 ip4:172.104.9.14 +include:_spf.google.com -all
- google-site-verification=ya34WFIVq_WEjxQi-IjMfmcTkI-zsU6j7ceD4zacQQY
Full email verification for rhinobuilders1989.com
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